* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  margin: 0 auto;
}

b,
strong {
  font-weight: 400px;
}

li {
  list-style: none;
}

a,
u {
  text-decoration: none;
}

a {
  color: black;
}

input {
  outline: none;
}

.clearfix:before,
.clearfix:after {
  content: '';
  display: block;
  clear: both;
  height: 0;
  overflow: hidden;
}